Jake has 7.5 kg one bag of flour so how much does 5 bags of flour weigh?

The long jump record, in feet, at a particular school can be modeled by f(x) = 19.6 + 2.5ln(x + 1) where x is the number of years since records began to be kept at the school. what is the record for the long jump 11 years after record started being kept? round your answer to the nearest tenth.

What are the soultion(s) to the quadratic equation 40- x^2=0

If chord ab is congruent to chord cd, then what must be true about ef and eg?